Sub Survey
Inside the acrylic sphere of the JSL submersible, Professor Mike Risk of McMaster University observes the coral habitat of Viosca Knoll. Quantifying the fauna of a bamboo coral, black coral, and anemone forest on the continental slope along a video transect, the JSL submersible encounters a school o...

Tinselfish (Grammicolepis brachiusculus)
Sculling along in triggerfish-fashion, the Tinselfish (Grammicolepis brachiusculus) hovers as brown dead Lophelia coral is collected, along with a pencil urchin (Cidaris rugosa) and patches of blue desmacollid sponge. With its tubular mouth permanently frozen open, the Tinselfish vacuums up small cr...

Wreckfish (Polyprion americanus)
Reaching a length of 1.5 m, the grouper-like Wreckfish (Polyprion americanus) is an apex predator living on deep reefs worldwide, and probably spawning on western Atlantic Lophelia coral reefs....